TROUBLESHOOTING SCENARIOS AND SOLUTIONS 141
Chapter 5
Solving Network Problems
These guidelines do not discuss the process of debugging the network cabling.
Table 5-13
Solving Network Problems
Problem Cause Solution
Wake-on-LAN feature is not
functioning.
Wake-on-LAN is not enabled. Use the Network control application to enable
Wake-on-LAN.
Network driver does not detect
network controller.
Network controller is disabled. Run Computer Setup and enable network
controller.
Incorrect network driver. Check the network controller documentation for
the correct driver or obtain the latest driver from
the manufacturer’s Web site.
Network status link light does not
turn on or it never flashes.
NOTE: The network status light
should flash when there is
network activity.
No active network is detected. Check cabling and network equipment for
proper connection.
Network controller is not set up
properly.
Use the Network control application to verify
that the device is working properly.
Network driver is not properly
loaded.
Reinstall network drivers.
System cannot autosense the
network.
Disable auto-sensing capabilities and force the
system into the correct operating mode.
Diagnostics reports a failure. The cable is not securely
connected.
Ensure that both ends of the data cable are
securely connected.
The cable is attached to the
incorrect connector.
Ensure that the cable is attached to the correct
connector.
There is a problem with the cable
or a device at the other end of the
cable.
Ensure that the cable and device at the other
end are operating correctly.
Network controller interrupt is
shared with an expansion board.
Under the Computer Setup Advanced menu,
change the resource settings for the board.
The network controller
is defective.
Replace the NIC.
Diagnostics passes, but the
workstation does not
communicate with the network.
Network drivers are not loaded, or
driver parameters do not match
current configuration.
1 Be sure the network drivers are loaded and
that the driver parameters match the
configuration of the network controller.
2 Be sure the correct network client and
protocol is installed.
The network controller is not
configured for this workstation.
Select the Network icon in the Control Panel
and configure the network controller.
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